75 
to prove that the Foolish Guillemot and the 
Lesser* Guillemot (as it is called) are distinct 
species. We have brought them together, 
being perfectly satisfied that they are the 
same bird, taken at different seasons of the 
year. Temminck is of the same opinion. 
In describing this species, he says, the 
" beak is very much compressed through- 
out its length, and longer than the head ; 
secondaries terminated with white.#~— The 
old birds have the head, throat, and upper 
part of the neck of a velvety brown in sum- 
mer, and of a velvety black, slightly tinged 
with ash-colour, in winter.— In summer the 
inside of the mouth is bright yellow, and in 
winter it is of a livid yellow; The Lesser 
Guillemot of Pennant is this bird in 'winter 
plumage" 
The young of the first year are princi- 
pally distinguished from the old in winter 
dress by the beak, which is shorter, ash- 
coloured and yellowish at its base ; the 
black upon the upper parts tinged with 
* We have thought proper to give portraits of this bird in 
summer and winter plumage, from specimens killed at Yar- 
mouth, and presented to us by our friend, W. H. Smith. 
VOL, III. L 
